package com.lol.config;

import com.lol.mapper.EbProductCategoryMapper;
import com.lol.model.EbProductCategory;
import org.springframework.boot.CommandLineRunner;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import javax.servlet.ServletContext;
import java.util.List;

@Component
public class InitContext implements CommandLineRunner {
    @Resource
    private EbProductCategoryMapper ebProductCategoryMapper;

    @Resource
    private ServletContext application;

    @Override
    public void run(String... args) throws Exception{
        System.out.println("=====spring boot项目自定义初始化====");
        //1.查询所有大类和小类
        List<EbProductCategory> bigs = ebProductCategoryMapper.selectBigCategory();
        List<EbProductCategory> smalls = ebProductCategoryMapper.selectSmallCategory();

        //2.放到全局的context里
        application.setAttribute("bigs",bigs);
        application.setAttribute("smalls",smalls);
    }

}
